Home / 39,168.23-54,046.44-22,397.99

Finding the Fourth Proportional to 39,168.23, 54,046.44 and 22,397.99

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Solution

The fourth proportional to 39,168.23, 54,046.44 and 22,397.99 is: 30,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,168.23 : 54,046.44 = 22,397.99 : x
  2. Step 2: Convert to fraction form
    39,168.23/54,046.44 = 22,397.99/x
  3. Step 3: Cross multiply
    39,168.23x = 54,046.44 × 22,397.99
  4. Step 4: Simplify right side
    39,168.23x = 1,210,531,622.66
  5. Step 5: Solve for x
    x = 1,210,531,622.66/39,168.23
  6. Step 6: Final answer
    x = 30,905.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.